CN201109033Y - Fabrication chuck - Google Patents
Fabrication chuck Download PDFInfo
- Publication number
- CN201109033Y CN201109033Y CNU2007201223750U CN200720122375U CN201109033Y CN 201109033 Y CN201109033 Y CN 201109033Y CN U2007201223750 U CNU2007201223750 U CN U2007201223750U CN 200720122375 U CN200720122375 U CN 200720122375U CN 201109033 Y CN201109033 Y CN 201109033Y
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- China
- Prior art keywords
- clamp
- rotating shaft
- transmission
- clamping device
- clamping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a process fixture, which comprises a clamping device used for clamping a workpiece, wherein, the process fixture also comprises a rotary mechanism used for driving the clamping device to rotate in multidirection, and a base used for fixing the rotary mechanism, wherein, the clamping device is connected with the rotary mechanism which is fixedly connected with the base. Though adopting the way that the rotary mechanism drives the clamping device to rotate in multidirection, the workpiece clamped by the clamping device can rotate in multidirection under being driven by the rotary mechanism, thereby realizing once clamping of the workpiece, that is, a plurality of process work positions can be provided, without performing a plurality of clamping. Compared with the existing five-axis machining center, the structure is simpler and the implementation cost is lower.
Description
Technical field
The utility model relates to a kind of clamp for machining, relates in particular to a kind of clamp for machining that a plurality of processing stations can be provided clamping of workpiece.
Background technology
In machining, usually there are some workpiece need process a plurality of, as: spindle; And relevant contact arranged between these faces of workpiece, and such as relation such as perpendicular or parallel, can only face ground processing of a face; If use common anchor clamps clamping processing, then will be through clamping several times, can be to finish processing; Lose time, and, can not well guarantee machining accuracy again for the workpiece that some relevant shape and position of related features have requirement.
At present, the processing of this kind workpiece usually adopts five machining centers to process, five processing worker centers promptly clamping of workpiece on workbench, workbench can be at X, Y, Z each spend in the spaces to 360 and rotate, to reach each processing of required; Application number " CN200410021500.X " name is called " the overhead system 5-axle car mills automatic machining center " and discloses a kind of overhead system 5-axle car that is used for processing work and mill automatic machining center in China's patent application prospectus, this kind overhead system 5-axle car mills automatic machining center, it is characterized in that, rotary table is arranged on the table base, and dc speed-regulating motor and speed-changing gear box driving by being installed in the table base side, the two crossbeams of X-axis are arranged on the backbar by rolling guide, backbar is fixed on the lathe bed column, the Y-axis saddle is arranged on the two crossbeams of X-axis by rolling guide, Z axle ram is arranged on the Y-axis saddle by rolling guide, the moving compound turnning and milling electricity of double pendulum main shaft is fixed on the lower end of z axle ram, row's formula tool magazine is arranged on the side of lathe bed column, the two crossbeams of described X-axis are fixedlyed connected by the secondary crossbeam of bolt and X-axis by the X-axis main beam, be arranged on the backbar by the X-axis rolling guide, the X-axis servomotor is fixed on the left end on the backbar, and be connected with the X-axis ball-screw by shaft coupling, on the bearing, feed screw nut was fixedlyed connected by the two crossbeams of screw and X-axis before and after the X-axis ball-screw was arranged on; The Y-axis saddle is made of Y-axis master saddle and the secondary saddle of Y-axis, be bolted to connection, and be arranged on the two crossbeams of X-axis by the Y-axis rolling guide, its side is provided with the Y-axis side rails, the Y-axis servomotor is fixed on the X-axis main beam by rear branching holder, and be connected with the Y-axis ball-screw by shaft coupling, feed screw nut is fixedlyed connected with Y-axis master saddle; Described Z axle ram is arranged on the Y-axis saddle by z axle rolling guide, and Z axle servomotor is fixed on the upper end of Z axle ram, and is connected with Z axle ball-screw by shaft coupling, and feed screw nut is fixed on the Y-axis saddle; The workbench of the carrying jig of five automatic machining centers of this kind can satisfy workpiece is carried out the requirement that clamping promptly can a plurality of stations be processed; But it is the Working table structure complexity of this kind carrying jig, and with high costs.
The utility model content
At above-mentioned situation, the technical problem that the utility model solves provides a kind of simple in structure, lower-cost, clamp for machining that a plurality of processing stations can be provided clamping of workpiece.
A kind of clamp for machining of the utility model comprises:
The clamping device that is used for clamping workpiece is used to drive the rotating mechanism of the multidirectional rotation of this clamping device, is used for fixing the base of this rotating mechanism, and wherein, described clamping device is connected with rotating mechanism, and described rotating mechanism and base are affixed.
Described clamping device and described rotating mechanism adopt dismountable connected mode to change different clamping devices according to the needs of processing different workpieces for removably connecting.
On the said structure basis, wherein:
This rotating mechanism comprises: the rotating shaft that is connected with described clamping device, be connected on the described base and transmission back shaft this rotating shaft interlaced arrangement, first transmission device that is used to drive this rotating shaft rotation that is connected with rotating shaft, second transmission device that is used to drive this transmission back shaft rotation that is connected with the transmission back shaft, with the power set that this first, second transmission device is connected, be used to control the control device of this power set work; Wherein, described rotating shaft is connected with the transmission back shaft; By the cooperating of rotating shaft and transmission back shaft, the position to be processed that can realize driving the workpiece of clamping device clamping rotates to face arbitrarily, thereby can realize just can providing processing stations arbitrarily to clamping of workpiece.
A kind of improvement as the above-mentioned design of realization: described rotating shaft is connected with the transmission back shaft by sheathed bearing thereon;
Described bearing comprises: be used to bear the thrust ball bearing of described rotating shaft axial load, be used to bear the deep groove ball bearing of described rotating shaft radial load;
Gap axial when adopting thrust ball bearing can guarantee this rotating shaft rotation is less, when limiting this rotating shaft rotation accurately, and the displacement of its axial direction, thus can guarantee that axial location is accurate; Beating radially when adopting deep groove ball bearing can reduce this rotating shaft rotation, thus the location that can guarantee this rotating shaft radial direction is accurate.
Described first transmission device comprises first worm screw that is connected with power set, and with first worm gear that this first worm screw is connected, this first worm gear is connected with described rotation axle key.
Described second transmission device comprises second worm screw that is connected with power set, and with second worm gear that this second worm screw is connected, this second worm gear supports axle key with described transmission and is connected.
Above-mentioned key is connected to spline and connects.
Be arranged with the tin bronze cover that is mated on the described transmission back shaft, adopt the tin bronze cover, can prevent the rub wearing and tearing of caused transmission back shaft of clamping and dismounting workpiece.
A kind of improvement of advancing as the above-mentioned design of realization: described power set comprise first motor that is connected with described first worm screw, and with second motor that described second worm screw is connected, this first, second motor is a DC servo motor.
Described control device comprises that being used for of being connected with described first, second motor control the time relay that changes first, second machine operation time respectively, the controller that is used to control this time relay work that is connected with this time relay.
Described controller carries out the industrial computer of each station processing to the workpiece of this clamp for machining clamping for the control machining tool.
Described base comprises: base plate and the gripper shoe affixed with it, this gripper shoe are provided with the transmission that is used for fixing described transmission back shaft and support axis hole;
Described gripper shoe is two, and it is the coaxial aperture that is separately positioned on these two gripper shoes that axis hole is supported in described transmission.
Described clamping device comprises: be used for the clamping part of holding workpiece, the alignment pin that is used for fixing described clamping part that is connected with rotating shaft.
The utility model clamp for machining, by adopting the mode of the rotating mechanism that drives the multidirectional rotation of this clamping device, the workpiece that has guaranteed the clamping device clamping can carry out multidirectional rotation under the drive of this rotating mechanism, thereby can realize to provide a plurality of processing stations, and not need to carry out multiple clamping clamping of workpiece; Than existing five machining centers, its structure is simpler, and implementation cost is lower; Further, can change different clamping devices, increase the versatility of this clamp for machining, further reduce cost according to the needs of processing different workpieces by adopting the structure that removably connects of clamping device and rotating mechanism.
Description of drawings
Below in conjunction with the specific embodiment and accompanying drawing the utility model is described in further detail.
Fig. 1 is the general illustration of a kind of better embodiment of the utility model clamp for machining.
Fig. 2 is that the A-A direction of Fig. 1 is analysed and observe general illustration.
The specific embodiment
In this specific embodiment: this rotating mechanism comprises: the rotating shaft 5 that is connected with described clamping device, be connected on the described base and transmission back shafts 10 these rotating shaft 5 interlaced arrangement, first transmission device that is used to drive these rotating shaft 5 rotations that is connected with rotating shaft 5, second transmission device that is used to drive this transmission back shaft rotation that is connected with transmission back shaft 10, with the power set that this first, second transmission device is connected, be used to control the control device (not shown) of this power set work; Described rotating shaft 5 is connected with the transmission back shaft by sheathed bearing thereon, described bearing comprises: the thrust ball bearing 14 that is used to bear described rotating shaft axial load, be used to bear the deep groove ball bearing 13 of described rotating shaft radial load, this rotating shaft 5 is provided with the ladder that is used for sheathed this deep groove ball bearing 13, thrust ball bearing 14; Be arranged with the tin bronze cover 11 that is mated on the transmission back shaft 10.
First transmission device comprises first worm screw 4 that is connected with power set, and with first worm gear 12 that this first worm screw 4 is connected, this first worm gear 12 is connected with described rotating shaft 5 keys; Second transmission device comprises second worm screw 4 ' that is connected with power set, and with second worm gear 12 ' that this second worm screw 4 ' is connected, this second worm gear 12 ' is connected with described transmission back shaft 10 keys; In this specific embodiment, above-mentioned first worm gear 12 adopts the spline connected mode with the described rotating shaft 5 key connected modes and second worm gear 12 ' with described transmission back shaft 10 key connected modes;
Power set in this specific embodiment comprise first motor 15 that is connected with described first worm screw 4, second motor 15 ' that is connected with described second worm screw 4 ', above-mentioned first worm screw 4, second worm screw 4 ' is connected with second motor 15 ' with first motor 15 by shaft coupling or by the key ways of connecting respectively, described first, second motor 15,15 ' keeps and first worm screw 4, second worm screw 4 ' is contour, wherein, the above-mentioned shaft coupling that adopts is known shaft coupling, the key connected mode that adopts is known spline connected mode or does not have key connected mode or the like, repeats no more here; This first, second motor is a DC servo motor; Certainly, this first, second motor also can adopt other power that the unit is provided, and as cylinder, hydraulic cylinder or the like, repeats no more here.
Described control device, comprise be connected with described first, second motor be used for controlling respectively the time relay (not shown) that changes first, second machine operation time, the controller (not shown) that is used to control this time relay work that is connected with this time relay, wherein, in this specific embodiment, the industrial computer that controller carries out each station processing for the control machining tool to the workpiece of this clamp for machining clamping, this industrial computer adopts known industrial computer; Certainly, this industrial computer also can replace with known Programmable Logic Controller, repeats no more here.
Base in this specific embodiment comprises: base plate 1 and the gripper shoe 2 affixed with it, this gripper shoe 2 is provided with the transmission that is used for fixing described transmission back shaft 10 and supports the axis hole (not shown), described gripper shoe 2 is two, and it is the coaxial aperture that is separately positioned on these two gripper shoes 2 that axis hole is supported in described transmission.
Described clamping device comprises: be used for the clamping part of holding workpiece, and the alignment pin that is used for fixing described clamping part 3 that is connected with rotating shaft, in this specific embodiment, this alignment pin 3 is two; The clamping part that is used for clamping spindle 13 in this specific embodiment comprises: be opened in rotating shaft 5 upper screwed hole (not shown)s, be arranged in this screwed hole with stud 9 this screwed hole threaded engagement, pass the cushion block 6 that these stud 9 outer walls cooperate with spindle 13 inwalls, the briquetting 7 that is used to compress this cushion block 6 and is set in the spindle 13 on this cushion block 6, be used for above-mentioned cushion block 6, briquetting 7 and spindle 13 are fixed on hexangle type nut 8 on the stud 9 this hexangle type nut 8 and stud 9 threaded engagement; When processing different workpiece as required certainly, as, automobile vacuum booster cylinder body etc., this clamping part can be changed to meet the demands.
A, b on the spindle 13 as shown in Figure 1, c, four positions of d are for needing the station of processing, utilize this spindle 13 of this clamp for machining clamping to add man-hour, when processing a genius loci of knuckle, the time relay is controlled the work of second servomotor, and second servomotor drives second worm screw 4 ', second worm gear 12 '; Rotate via transmission back shaft 10 front and back in the tin bronze edge cover 11, be clamped in the rotating shaft 5 knuckle 13 rotational fixation angles of getting on the car, reach the process tool correspondence position, guarantee the processing of workpiece a facial planes and position, hole thereof thereby drive;
When processing the b genius loci of knuckle, the time relay is through the time at processing a position, and the time relay is controlled second servomotor and started working, and second servomotor drives second worm screw 4 ', second worm gear 12 '; Rotate via transmission back shaft 10 front and back in the tin bronze edge cover 11, be clamped in the rotating shaft 5 knuckle 13 rotational fixation angles of getting on the car, reach the process tool correspondence position, guarantee the processing of workpiece b facial planes and position, hole thereof thereby drive.
When processing the c genius loci of knuckle, the time relay is through the time at processing b position, the time relay is controlled first, second servomotor and is started working simultaneously, and first, second servomotor drives first worm screw 4, first worm gear, 12 ', the second worm screw 4 ', second worm gear 12 ' respectively; Via transmission back shaft 10, rotating shaft 5, deep groove ball bearing 13, thrust ball bearing 14, finally make rotating shaft about 5, rotational fixation angle up and down, be clamped in the rotating shaft 5 knuckle 13 rotational fixation angles of getting on the car thereby drive, reach the process tool correspondence position, guarantee the processing of workpiece c facial planes and position, hole thereof.
When processing the d genius loci of knuckle, the time relay is through the time at processing c position, the time relay is controlled first, second servomotor and is started working simultaneously, and first, second servomotor drives first worm screw 4, first worm gear, 12, the second worm screws 4 ', second worm gear 12 ' respectively; Via transmission back shaft 10, rotating shaft 5, deep groove ball bearing 13, thrust ball bearing 14, finally make rotating shaft about 5, rotate with deciding angle up and down, be clamped in the rotating shaft 5 knuckle 13 rotational fixation angles of getting on the car thereby drive, reach the process tool correspondence position, guarantee the processing of workpiece d facial planes and position, hole thereof.
The specific embodiment of the above is a better embodiment of the present utility model, be not to limit concrete practical range of the present utility model with this, scope of the present utility model comprises and is not limited to this specific embodiment, for example, with the different clamping device of needs replacing according to the processing different workpieces, or the like; The equivalence variation that all shapes according to the utility model, structure are done all comprises in the protection domain of the present utility model.
Claims (10)
1. clamp for machining, comprise: the clamping device that is used for clamping workpiece, it is characterized in that: also comprise: the rotating mechanism that is used to drive the multidirectional rotation of this clamping device, the base that is used for fixing this rotating mechanism, wherein, described clamping device is connected with rotating mechanism, and described rotating mechanism and base are affixed.
2. clamp for machining according to claim 1 is characterized in that: described clamping device and described rotating mechanism are for removably connecting.
3. according to claim 1 or 2 any described clamp for machining, it is characterized in that: described this rotating mechanism comprises: the rotating shaft that is connected with described clamping device, be connected on the described base and transmission back shaft this rotating shaft interlaced arrangement, first transmission device that is used to drive this rotating shaft rotation that is connected with rotating shaft, second transmission device that is used to drive this transmission back shaft rotation that is connected with the transmission back shaft, with the power set that this first, second transmission device is connected, be used to control the control device of this power set work; Wherein, described rotating shaft is connected with the transmission back shaft.
4. clamp for machining according to claim 3 is characterized in that: described rotating shaft is connected with the transmission back shaft by sheathed bearing thereon; Be arranged with the tin bronze cover that is mated on the described transmission back shaft.
5. clamp for machining according to claim 4 is characterized in that: described bearing comprises: be used to bear the thrust ball bearing of described rotating shaft axial load, be used to bear the deep groove ball bearing of described rotating shaft radial load.
6. clamp for machining according to claim 5 is characterized in that: described first transmission device comprises first worm screw that is connected with power set, and with first worm gear that this first worm screw is connected, this first worm gear is connected with described rotation axle key; Described second transmission device comprises second worm screw that is connected with power set, and with second worm gear that this second worm screw is connected, this second worm gear supports axle key with described transmission and is connected.
7. clamp for machining according to claim 6 is characterized in that: described key is connected to spline and connects.
8. clamp for machining according to claim 7 is characterized in that: described power set comprise first motor that is connected with described first worm screw, and with second motor that described second worm screw is connected, this first, second motor is a DC servo motor.
9. clamp for machining according to claim 8, it is characterized in that: described control device, comprise the time relay that is used for controlling respectively this first, second machine operation time that is connected with described first, second motor, the controller that is used to control this time relay work that is connected with this time relay.
10. clamp for machining according to claim 9 is characterized in that: described base comprises: comprising: base plate and the gripper shoe affixed with it, this gripper shoe are provided with the transmission that is used for fixing described transmission back shaft and support axis hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223750U CN201109033Y (en) | 2007-08-22 | 2007-08-22 | Fabrication chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201223750U CN201109033Y (en) | 2007-08-22 | 2007-08-22 | Fabrication chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201109033Y true CN201109033Y (en) | 2008-09-03 |
Family
ID=39893552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201223750U Expired - Lifetime CN201109033Y (en) | 2007-08-22 | 2007-08-22 | Fabrication chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201109033Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699708A (en) * | 2012-06-12 | 2012-10-03 | 无锡市洪成造纸机械有限公司 | Drilling jig for vacuum squeeze roll |
| CN102699711A (en) * | 2012-06-14 | 2012-10-03 | 无锡市洪成造纸机械有限公司 | Drilling fixture combined device |
| CN103921227A (en) * | 2014-03-31 | 2014-07-16 | 天津博信汽车零部件有限公司 | Special fixture for detecting surface roughness of knuckle |
| CN104191261A (en) * | 2014-07-15 | 2014-12-10 | 安徽东皖车桥科技有限公司 | Lathe machining clamp for forklift steering knuckle |
| CN106041582A (en) * | 2016-07-21 | 2016-10-26 | 吉林大学 | Five-axis machine tool machining fixture for steering knuckles |
| CN106903523A (en) * | 2017-03-27 | 2017-06-30 | 湖北三环锻造有限公司 | For the axial tightening formula fixing means of knuckle pan portion Compound Machining |
| CN111331180A (en) * | 2020-04-13 | 2020-06-26 | 浙江振兴铸造有限公司 | Light steering knuckle clamp for automobile |
-
2007
- 2007-08-22 CN CNU2007201223750U patent/CN201109033Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699708A (en) * | 2012-06-12 | 2012-10-03 | 无锡市洪成造纸机械有限公司 | Drilling jig for vacuum squeeze roll |
| CN102699711A (en) * | 2012-06-14 | 2012-10-03 | 无锡市洪成造纸机械有限公司 | Drilling fixture combined device |
| CN103921227A (en) * | 2014-03-31 | 2014-07-16 | 天津博信汽车零部件有限公司 | Special fixture for detecting surface roughness of knuckle |
| CN103921227B (en) * | 2014-03-31 | 2015-10-28 | 天津博信汽车零部件有限公司 | A kind of special fixture being used for detecting knuckle surface roughness |
| CN104191261A (en) * | 2014-07-15 | 2014-12-10 | 安徽东皖车桥科技有限公司 | Lathe machining clamp for forklift steering knuckle |
| CN106041582A (en) * | 2016-07-21 | 2016-10-26 | 吉林大学 | Five-axis machine tool machining fixture for steering knuckles |
| CN106041582B (en) * | 2016-07-21 | 2017-10-20 | 吉林大学 | Knuckle five-axis machine tool clamp for machining |
| CN106903523A (en) * | 2017-03-27 | 2017-06-30 | 湖北三环锻造有限公司 | For the axial tightening formula fixing means of knuckle pan portion Compound Machining |
| CN111331180A (en) * | 2020-04-13 | 2020-06-26 | 浙江振兴铸造有限公司 | Light steering knuckle clamp for automobile |
| CN111331180B (en) * | 2020-04-13 | 2021-08-20 | 浙江振兴铸造有限公司 | Light steering knuckle clamp for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: BYD Automobile Co., Ltd Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.4.25 to 2013.11.18 Contract record no.: 2008440000072 Denomination of utility model: Machining fixture Granted publication date: 20080903 License type: General permission Record date: 20080504 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: COMMON LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.4.25 TO 2013.11.18 Name of requester: BYD AUTOMOBILE CO., LTD. Effective date: 20080504 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080903 |
|
| CX01 | Expiry of patent term |